Service difficulty report · Control Box · Emb EMB505

Difficulty date
January 30, 2025
Submitted
February 3, 2025
Operation
Air carrier
Aircraft
N446QS
Make and model
Emb EMB505
Aircraft serial
50500622
Aircraft time
3,664 hours, 2,846 cycles
Part
Control Box
Part number
DAP0010011
Part serial
261890181
Condition
Inoperative
Location
Zone 700
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

MLG BRAKE PRESSURE: FROM THE LEFT SEAT ON TAXI OUT THE BRAKES OPERATED NORMALLY. FROM THE RIGHT SEAT ON LANDING THE BRAKES FELT GRABBY AND INTERMITTENT. FROM THE LEFT SEAT ON TAXI IN THE BRAKES FELT LIKE THEY WERE SLIPPING AND GRINDING. COMPLIED WITH DOWNLOAD OF THE CMC AND FORWARDED TO THE CONTACT CENTER AS REQUESTED .. VISUALLY INSPECTED THE WHEELS AND BRAKES, NO DEFECTS NOTED. COMPLIED WITH A TAXI CHECK OF THE AIRCRAFT. TAXI CHECK AND BRAKE APPLICATIONS. AIR NORMAL. AT THIS TIME. 1/30/2025 REMOVED AND REPLACED THE BRAKE CONTROL UNIT WITH A TESTED BRAKE CONTROL UNIT. COMPLIED WITH OPS. CHECKS AS NEEDED. ALL OPS CHECKS GOOD AT THIS TIME. PERFORMED LEAK CHECK OF THE BRAKE BLEEDER FITINGS,NO LEAKS NOTED~

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